Table 5.

Continuous moderators of the effect of improving sleep on composite mental health outcomes.

Variable	k	B	SE	95% CI
Publication year	72	−0.02	0.02	−0.05 to 0.02
Journal impact	71	0.01	0.01	−0.01 to 0.03
Age	71	0.00	0.01	−0.01 to 0.02
Sex	71	0.00	0.00	−0.00 to 0.01
Sleep effect	70	0.77∗∗∗	0.13	0.52 to 1.02
Intervention duration	70	0.02	0.02	−0.03 to 0.06
Contact time	55	0.00	0.01	−0.02 to 0.01
Number of sessions	61	0.00	0.01	−0.02 to 0.01